Jack Osbourne is looking forward to diaper duty again! The realty TV alum recently announced that he and wife Lisa are expecting their second baby. Lisa shared a few additional details on her blog, saying, “I’m pregnant! Pearl is very happy to become a big sister. She diligently reads her ‘I’m a big sister’ book every night & recites to me her plans of bathing, feeing, singing to, and holding the baby. We are more than halfway through this thing & are very excited to be parents again! Thanks for all the well wishes!” Pearl is the couple’s 2-year-old daughter.

It’s all sweetness for Jaime King! The Hart of Dixie star, who plays Lemon Breeland on the CW show, and her husband Kyle Newman are expecting their second baby. King announced the happy news via her social media feeds, sharing a sweet photo of the couple’s 16-month-old son James blowing bubbles and sitting with a sign that reads, “I’m gonna be a big brother! Who da boss now I’m so excited!!!!!” The couple haven’t yet shared when baby #2 (who King has dubbed “The Sequel”) will arrive.

Good thing he likes the late nights! Just a few weeks after reuniting with his fellow Saved by the Bell alums on The Tonight Show, Mark-Paul Gosselaar is back on late-night diaper duty! The actor and his wife Catriona McGinn welcomed their second baby, a daughter, on February 17th. Gosselaar shared the happy news via his Twitter account, saying, “So in love with our new baby girl, Lachlyn! Born last night 2/17 Mum and baby are healthy and happy, 2 boys, 2 girls, too perfect!” Lachlan’s older siblings are 16-month-old Dekker (with McGinn), and Ava (8) and Michael (10), from Gosselaar’s previous marriage.

It’s baby bells again for actress Lena Headey! The Game of Thrones actress recently confirmed that she is expecting her second baby, due this summer. Headey is already mom to son Wylie, 4, with ex-husband Peter Loughran. At this time, Headey is keeping further details about her happy news private.

Sherlock’s Benedict Cumberbatch and preggo fiance Sophie Hunter will be married tomorrow, on Valentine’s Day. The couple met on the set of the movie Burlesque Fairytales in 2009. The couple are planning a private wedding on the Isle of Wight. The couple will be attending the Oscars where Cumberbatch is nominated for Best Actor for his work in The Imitation Game.